media: drivers/media/usb/gspca/cpia1.c : fix spelling typo

change 'then' into 'than'

Signed-off-by: Herman <[e-mail]>
Signed-off-by: Hans Verkuil <[e-mail]>
Signed-off-by: Mauro Carvalho Chehab <[e-mail]>

drivers/media/usb/gspca/cpia1.c

···
 static const struct v4l2_pix_format mode[] = {
 	{160, 120, V4L2_PIX_FMT_CPIA1, V4L2_FIELD_NONE,
 		/* The sizeimage is trial and error, as with low framerates
-		   the camera will pad out usb frames, making the image
-		   data larger then strictly necessary */
+		 *  the camera will pad out usb frames, making the image
+		 *  data larger than strictly necessary
+		 */
 		.bytesperline = 160,
 		.sizeimage = 65536,
 		.colorspace = V4L2_COLORSPACE_SRGB,